ERP5Type: remove json_representable

product/ERP5Type/Base.py

@@ -84,7 +84,6 @@ from Products.ERP5Type.Accessor.Accessor import Accessor as Method
 from Products.ERP5Type.Message import Message
 from Products.ERP5Type.ConsistencyMessage import ConsistencyMessage
 from Products.ERP5Type.UnrestrictedMethod import UnrestrictedMethod, super_user
-from Products.ERP5Type.mixin.json_representable import JSONRepresentableMixin
 from Products.ERP5Type.mixin.response_header_generator import ResponseHeaderGenerator
 
 from zope.interface import classImplementsOnly, implementedBy
@@ -712,7 +711,6 @@ class Base(
             ActiveObject,
             OFS.History.Historical,
             PropertyTranslatableBuiltInDictMixIn,
-            JSONRepresentableMixin,
             ):
   """
     This is the base class for all ERP5 Zope objects.

product/ERP5Type/interfaces/json_representable.py

-# -*- coding: utf-8 -*-
-##############################################################################
-#
-# Copyright (c) 2017 Nexedi SA and Contributors. All Rights Reserved.
-#                    Ayush Tiwari <ayush.tiwari@nexedi.com>
-#
-# WARNING: This program as such is intended to be used by professional
-# programmers who take the whole responsability of assessing all potential
-# consequences resulting from its eventual inadequacies and bugs
-# End users who are looking for a ready-to-use solution with commercial
-# garantees and support are strongly adviced to contract a Free Software
-# Service Company
-#
-# This program is Free Software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-#
-##############################################################################
-
-from zope.interface import Interface
-
-class IJSONRepresentable(Interface):
-  """
-    An interface for objects that can be converted to JSON
-    and back to an ERP5 object.
-
-    This can be useful if we want to use JSON as much
-    as possible in ERP5 in the future and ensure
-    that certain objects (not all) can be converted to JSON
-    back and forth
-  """
-
-  def asJSON():
-    """
-      Returns a JSON representation based on
-      propertysheets and portal properties
-    """
-
-  def fromJSON():
-    """
-      Updates an object based on a JSON representation
-    """

product/ERP5Type/mixin/json_representable.py

-# -*- coding: utf-8 -*-
-##############################################################################
-#
-# Copyright (c) 2017 Nexedi SA and Contributors. All Rights Reserved.
-#                    Ayush Tiwari <ayush.tiwari@nexedi.com>
-#
-# WARNING: This program as such is intended to be used by professional
-# programmers who take the whole responsability of assessing all potential
-# consequences resulting from its eventual inadequacies and bugs
-# End users who are looking for a ready-to-use solution with commercial
-# garantees and support are strongly adviced to contract a Free Software
-# Service Company
-#
-# This program is Free Software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-#
-##############################################################################
-
-import json
-import warnings
-try:
-  import xmltodict
-except ImportError:
-  xmltodict = None
-  warnings.warn("Please install xmltodict, it is needed by json_representable mixin",
-                 DeprecationWarning)
-import zope.interface
-from OFS import XMLExportImport
-from StringIO import StringIO
-from AccessControl import ClassSecurityInfo
-from Products.ERP5Type.interfaces.json_representable import IJSONRepresentable
-from Products.ERP5Type import Permissions
-from Products.ERP5Type.Globals import InitializeClass
-
-class JSONRepresentableMixin:
-  """
-  An implementation for IJSONRepresentable
-  """
-
-  # Declarative Security
-  security = ClassSecurityInfo()
-  security.declareObjectProtected(Permissions.AccessContentsInformation)
-
-  zope.interface.implements(IJSONRepresentable)
-
-  security.declareProtected(Permissions.AccessContentsInformation, 'asJSON')
-  def asJSON(self):
-    """
-    Generate a JSON representable content for ERP5 object
-
-    Currently we use `XMLExportImport` to first convert the object to its XML
-    respresentation and then use xmltodict to convert it to dict and JSON
-    format finally
-    """
-    dict_value = self._asDict()
-    # Convert the XML to json representation
-    return json.dumps(dict_value)
-
-  def _asDict(self):
-    """
-    Gets the dict representation of the object
-    """
-    # Use OFS exportXML to first export to xml
-    f = StringIO()
-    XMLExportImport.exportXML(self._p_jar, self._p_oid, f)
-
-    # Get the value of exported XML
-    xml_value = f.getvalue()
-    return xmltodict.parse(xml_value)
-
-  security.declareProtected(Permissions.AccessContentsInformation, 'fromJSON')
-  def fromJSON(self, val):
-    """
-    Updates an object, based on a JSON representation
-    """
-    dict_value = json.loads(val)
-
-    # Convert the dict_value to XML representation
-    xml_value = xmltodict.unparse(dict_value)
-
-    f = StringIO(xml_value)
-    return XMLExportImport.importXML(self._p_jar, f)
-
-InitializeClass(JSONRepresentableMixin)